/*
* Copyright 2009 W. De Bie
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
*      http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/

package org.granizo.treetag.util;

import java.util.Arrays;
import java.util.Collection;
import java.util.Collections;

public class CollectionUtil {

	public static Collection<?> toCollection(Object object) {
		if(Collection.class.isAssignableFrom(object.getClass())) {
			return (Collection<?>) object;
		} else if(object.getClass().isArray()){
			return Arrays.asList((Object[]) object);
		} else {
			return Collections.singleton(object);
		}
	}
}
